allk12 · Rankings · Biggest declines · Ohio · Delaware County · High schools

The public high schools with the biggest test-score declines in Delaware County, Ohio

9 public high schools in Delaware County, Ohio appear in this ranking of the public high schools with the biggest test-score declines, ranked by the 3-year drop in composite math + reading proficiency. Big Walnut High School leads the list at -2.3pp, against a median of +2.6pp across the ranked schools.

The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.

Schools ranked

Delaware County, Ohio

Best 3-yr change

-2.3pp

Median 3-yr change

+2.6pp

BIGGEST DECLINES · DELAWARE COUNTY, OHIO

#	School	City	District	Students	3 yrs ago	Latest	Change
1	Big Walnut High School	Sunbury, OH	Big Walnut Local	1,299	71.6%	69.3%	-2.3pp
2	Westerville-North High School	Westerville, OH	Westerville City	1,587	61.9%	60.8%	-1.1pp
3	Olentangy Liberty High School	Powell, OH	Olentangy Local	1,847	88.5%	87.4%	-1.0pp
4	Westerville Central High School	Westerville, OH	Westerville City	1,485	64.0%	63.9%	-0.1pp
5	Orange High School	Lewis, OH	Olentangy Local	1,936	76.8%	79.3%	+2.6pp
6	Olentangy High School	Lewis Center, OH	Olentangy Local	1,760	85.0%	87.8%	+2.8pp
7	Olentangy Berlin High School	Delaware, OH	Olentangy Local	1,823	74.7%	85.2%	+10.6pp
8	Buckeye Valley Local High School	Delaware, OH	Buckeye Valley Local	597	68.2%	81.9%	+13.8pp
9	Rutherford B Hayes High School	Delaware, OH	Delaware City	1,612	55.4%	70.3%	+15.0pp

Page 1 of 1 · top 9 of 9 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.